:root {
  --font-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Franklin Gothic Medium", Arial, sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", SimSun, Georgia, "Times New Roman", serif;
}

body {
  font-family: var(--font-sans);
  letter-spacing: 0.01em;
}

.font-serif,
.article-body,
.article-body h2,
.article-body h3,
.article-body h4 {
  font-family: var(--font-serif);
}

.article-body {
  font-size: 1.06rem;
  line-height: 1.95;
}

.article-body h2,
.article-body h3,
.article-body h4 {
  letter-spacing: 0.04em;
  text-transform: none;
}

.article-body h2 {
  margin-top: 2.4rem;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(17, 17, 17, 0.25);
  font-size: 1.32rem;
}

.article-body h3 {
  margin-top: 1.9rem;
  font-size: 1.08rem;
}

.article-body blockquote {
  margin: 1.6rem 0;
  padding-left: 1rem;
  border-left: 2px solid #111;
  font-style: normal;
  font-size: 1.02rem;
  color: rgba(17, 17, 17, 0.78);
}

.article-body p {
  text-align: justify;
  text-justify: inter-ideograph;
}

.article-body ul,
.article-body ol {
  line-height: 1.85;
}

.article-body code {
  font-size: 0.88em;
}

@media (min-width: 900px) {
  .article-body.pattern-freeform {
    max-width: 54rem;
    margin-inline: auto;
  }
}

@media (max-width: 640px) {
  .article-body {
    font-size: 1rem;
    line-height: 1.9;
  }
}

.footer-credit a {
  color: #ffffff;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.footer-credit a:hover {
  color: #d4d4d4;
}

.footer-credit img {
  display: inline-block;
  vertical-align: -3px;
  margin-right: 4px;
}